/Engine/Source/Editor/Persona/Public/PhysicsAssetRenderUtils.h
Returns a set of flags describing which components of the selected constraint's transforms are being manipulated in the viewport.
virtual EConstraintTransformComponentFlags GetConstraintViewportManipulationFlags ( class [UPhysicsAsset](API\Runtime\Engine\PhysicsEngine\UPhysicsAsset) *const PhysicsAsset )